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gnu: imgui: Add support for fontconfig and the C++ standard library. 

* gnu/packages/toolkits.scm (imgui)[source]: Streamline snippet.
[arguments]: Use gexps.
[phases]{build}: Add include directive to fonconfig headers.  Also build the
C++ sources found under the "misc" directory.
{install}: Install headers found under the "misc" directory.
[inputs]: Add fontconfig.
master
Maxim Cournoyer 2022-03-21 15:10:54 -04:00
parent 249e84943e
commit 7f981c53df
No known key found for this signature in database
GPG Key ID: 1260E46482E63562
1 changed files with 52 additions and 41 deletions
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31
gnu/packages/toolkits.scm
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@ -19,8 +19,10 @@
;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (gnu packages toolkits)
#:use-module (gnu packages fontutils)
#:use-module (gnu packages gl)
#:use-module (gnu packages sdl)
#:use-module (guix gexp)
#:use-module ((guix licenses) #:prefix license:)
#:use-module (guix packages)
#:use-module (guix utils)
@ -42,19 +44,19 @@
"10qil22s5qak3as41787iz273sibpq1bq66bakgn7yvhj5fym6hz"))
(modules '((guix build utils)))
(snippet
'(begin
;; Remove bundled fonts.
(delete-file-recursively "misc/fonts")))))
'(delete-file-recursively "misc/fonts"))))
(outputs '("out" "doc"))
(build-system gnu-build-system)
(arguments
`(#:tests? #f ;no test suite
#:modules ((guix build gnu-build-system)
(list
#:tests? #f ;no test suite
#:modules '((guix build gnu-build-system)
(guix build utils)
(ice-9 ftw)
(srfi srfi-26))
#:phases
(modify-phases %standard-phases
#~(modify-phases %standard-phases
(add-after 'unpack 'adjust-includes
(lambda _
(substitute* (find-files "." "(\\.cpp|\\.mm)$")
@ -62,9 +64,10 @@
"#include <SDL2/SDL"))))
(delete 'configure)
(replace 'build
(lambda _
(lambda* (#:key inputs #:allow-other-keys)
;; Build main library.
(invoke ,(cc-for-target) "-I" (getcwd)
(apply invoke #$(cc-for-target) "-I" (getcwd)
"-I" (search-input-directory inputs "include/freetype2")
"-g" "-O2" "-fPIC" "-shared"
"-lGL" "-lSDL2" "-lglfw"
"-o" "libimgui.so"
@ -76,7 +79,10 @@
"backends/imgui_impl_glfw.cpp"
"backends/imgui_impl_sdl.cpp"
"backends/imgui_impl_opengl2.cpp"
"backends/imgui_impl_opengl3.cpp")))
"backends/imgui_impl_opengl3.cpp"
;; Include wrappers for C++ standard library (STL) and
;; fontconfig.
(find-files "misc" "\\.cpp$"))))
(replace 'install
(lambda* (#:key outputs #:allow-other-keys)
(let* ((out (assoc-ref outputs "out"))
@ -85,7 +91,8 @@
(imgui-headers (scandir "." header?))
(backend-headers (find-files
"backends"
"(glfw|opengl|sdl|vulkan).*\\.h$")))
"(glfw|opengl|sdl|vulkan).*\\.h$"))
(misc-headers (find-files "misc" "\\.h$")))
(install-file "libimgui.so" (string-append out "/lib"))
;; Install headers.
(for-each (lambda (f)
@ -95,11 +102,15 @@
(install-file f (string-append
out "/include/imgui/backends")))
backend-headers)
(for-each (lambda (f)
(install-file f (string-append
out "/include/imgui/" (dirname f))))
misc-headers)
;; Install examples.
(copy-recursively
"examples" (string-append
doc "/share/imgui/examples"))))))))
(inputs (list glfw mesa sdl2))
(inputs (list fontconfig glfw mesa sdl2))
(home-page "https://github.com/ocornut/imgui")
(synopsis "Immediate-mode C++ GUI library with minimal dependencies")
(description "@code{dear imgui} (also know as ImGui) is a graphical user